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Doppler’s effect can be observed for -...

Doppler’s effect can be observed for -

A

Supersonic speeds

B

Sound waves

C

both the above

D

neither of them

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The correct Answer is:
B
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MOTION-SOUND WAVES-Exercise - 1
  1. Doppler’s effect will be more effectively observed when the observer -

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  2. Doppler effect is not applicable

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  3. Doppler’s effect can be observed for -

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  4. Doppler’s displacement doesn’t depend upon -

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  5. Apparent frequency of train A is heard by observer in train B as 3/4 o...

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  6. A source and a listener are in unidirection at motion with velocities ...

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  7. Which of the following property of waves is proved by Doppler’s effect...

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  8. A source of frequency n is moving with a uniform velocity v towards a ...

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  9. If an observer is moving with uniform velocity v to wards a stationary...

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  10. A source of sound crosses a stationary observer which is moving with u...

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  11. If a source of frequency n moving with velocity v crosses a stationary...

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  12. If a source of frequency n crosses a stationary observer with uniform ...

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  13. If an observer moving with velocity v crosses a stationary source of f...

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  14. A source of frequency n and an observer are moving on a straight line ...

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  15. Doppler effect in light differs with Doppler effect for sound, because...

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  16. The velocity of light emitted by a source S observed by an observer O ...

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  17. The width of spectral lines (spreading of spectral line) can be explai...

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  18. A star is receding from earth with a velocity 3 xx 10^(6) m//s . If t...

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  19. Due to the relative motion between a star and the earth, the following...

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  20. The apparent change in the frequency n of the electromagnetic signal, ...

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